HD 63744
Appearance
Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Puppis |
Right ascension | 07h 48m 20.16042s[1] |
Declination | −47° 04′ 39.7985″[1] |
Apparent magnitude (V) | 4.71[2] |
Characteristics | |
Spectral type | K0III[3] |
U−B color index | +0.92[2] |
B−V color index | +1.06[2] |
Astrometry | |
Radial velocity (Rv) | -1.20[4] km/s |
Proper motion (μ) | RA: -101.85[1] mas/yr Dec.: -78.08[1] mas/yr |
Parallax (π) | 14.04 ± 0.16 mas[1] |
Distance | 232 ± 3 ly (71.2 ± 0.8 pc) |
Absolute magnitude (MV) | 0.43[5] |
Details | |
Mass | 1.27[6] M☉ |
Radius | 13[6] R☉ |
Luminosity | 84.48[5] L☉ |
Surface gravity (log g) | 2.34[6] cgs |
Temperature | 4,750[7] K |
Metallicity [Fe/H] | -0.02[8] dex |
Rotational velocity (v sin i) | < 1.0[9] km/s |
Other designations | |
Database references | |
SIMBAD | data |
HD 63744 is a class K0III[3] (orange giant) star in the constellation Puppis. Its apparent magnitude is 4.71[2] and it is approximately 232 light years away based on parallax.[1]
References
- ^ a b c d e f Van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
- ^ a b c d Ducati, J. R. (2002). "VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system". CDS/ADC Collection of Electronic Catalogues. 2237. Bibcode:2002yCat.2237....0D.
- ^ a b Hoffleit, D.; Warren, W. H. (1995). "VizieR Online Data Catalog: Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)". VizieR On-line Data Catalog: V/50. Originally Published in: 1964BS....C......0H. 5050. Bibcode:1995yCat.5050....0H.
- ^ Gontcharov, G. A. (2006). "Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system". Astronomy Letters. 32 (11): 759. arXiv:1606.08053. Bibcode:2006AstL...32..759G. doi:10.1134/S1063773706110065.
- ^ a b Anderson, E.; Francis, Ch. (2012). "XHIP: An extended hipparcos compilation". Astronomy Letters. 38 (5): 331. arXiv:1108.4971. Bibcode:2012AstL...38..331A. doi:10.1134/S1063773712050015. Vizier catalog entry
- ^ a b c Allende Prieto, C.; Lambert, D. L. (1999). "Fundamental parameters of nearby stars from the comparison with evolutionary calculations: Masses, radii and effective temperatures". Astronomy and Astrophysics. 352: 555. arXiv:astro-ph/9911002. Bibcode:1999A&A...352..555A. Vizier catalog entry
- ^ Gontcharov, G. A. (2009). "Red giant clump in the Tycho-2 catalogue". Astronomy Letters. 34 (11): 785. arXiv:1607.00619. Bibcode:2008AstL...34..785G. doi:10.1134/S1063773708110078. Vizier catalog entry
- ^ Soubiran, Caroline; Le Campion, Jean-François; Brouillet, Nathalie; Chemin, Laurent (2016). "The PASTEL catalogue: 2016 version". Astronomy & Astrophysics. 591: A118. arXiv:1605.07384. Bibcode:2016A&A...591A.118S. doi:10.1051/0004-6361/201628497.
- ^ De Medeiros, J. R.; Alves, S.; Udry, S.; Andersen, J.; Nordström, B.; Mayor, M. (2014). "A catalog of rotational and radial velocities for evolved stars". Astronomy & Astrophysics. 561: A126. arXiv:1312.3474. Bibcode:2014A&A...561A.126D. doi:10.1051/0004-6361/201220762. Vizier catalog entry